Edit File: vnd.flatpak.ref.xml
<?xml version="1.0" encoding="utf-8"?> <mime-type xmlns="http://www.freedesktop.org/standards/shared-mime-info" type="application/vnd.flatpak.ref"> <!--Created automatically by update-mime-database. DO NOT EDIT!--> <comment>Flatpak repository reference</comment> <generic-icon name="package-x-generic"/> <sub-class-of type="text/plain"/> <glob pattern="*.flatpakref"/> </mime-type>